{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950666,-0.310218,0.000000,0.000000,0.173529,-0.531780,0.828913,0.000000,-0.256601,0.786357,0.561959,0.000000,-1638370.185392,5020804.792794,3564026.786882,1],    "boundingVolume": {    "region": [1.886136,0.596668,1.886301,0.596837,0.000000,8.788079]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/6/3_1395102.b3dm"}}}